/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.jbpm.bpmn2.core;

import java.io.Serializable;

public class Association implements Serializable {

    private static final long serialVersionUID = 4L;

    private String id;
    private String sourceRef;
    private String targetRef;
    private String direction = "none";

    public String getId() {
        return id;
    }

    public void setId(String id) {
        this.id = id;
    }

    public String getSourceRef() {
        return sourceRef;
    }

    public void setSourceRef(String sourceRef) {
        this.sourceRef = sourceRef;
    }

    public String getTargetRef() {
        return targetRef;
    }

    public void setTargetRef(String targetRef) {
        this.targetRef = targetRef;
    }

    public String getDirection() {
        return direction;
    }

    public void setDirection(String direction) {
        this.direction = direction;
    }

    public String toString() {
        return "Association (" + this.id + ") [" + this.sourceRef + " -> " + this.targetRef + "]";
    }
}
